Amazon is set to slash thousands of corporate jobs starting Oct. 28, according to multiple reports.

The impending layoffs amount to the largest job reduction in the company's history, CNBC and Reuters reported, citing anonymous sources.

Up to 30,000 employees could be cut, according Reuters, which first reported the looming layoffs on Monday afternoon, Oct. 27. The cuts could hit across the company, including in human resources, devices and services and operations, among other sectors.

Reuters reported that managers on impacted teams were asked to undergo training to communicate with staff following layoff notifications.

The company has conducted rolling layoffs that hit more than 27,000 employees, the outlets reported. USA TODAY Shopping: Shop sales in tech, home, fashion, beaut

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